Why does it take longer to fly from east to west on an airplane?

When planes fly from east to west, they are flying against a river of air called a jet stream. These air currents can make your flight longer or shorter, depending on which way you are going.

Skip Bailey, Aviation Institute Flight Training Coordinator and Instructor, University of Nebraska Omaha • conversation
Jan. 25, 2021 ~5 min

When working out makes you sick to your stomach: What to know about exercise-induced nausea

You're working out, feeling great – until your stomach starts to churn and you're sidelined with a bout of nausea. Here's what's happening in your body and how to avoid this common effect of exercise.

Anne R. Crecelius, Associate Professor of Health and Sport Science, University of Dayton • conversation
Dec. 29, 2020 ~7 min

How to outsmart your COVID-19 fears and boost your mood in 2021

One medication-free technique uses your emotions to release stress.

Laurel Mellin, Associate Professor Emeritus of Family & Community Medicine and Pediatrics, University of California, San Francisco • conversation
Dec. 28, 2020 ~6 min

Wildfire smoke changes dramatically as it ages, and that matters for downwind air quality – here's what we learned flying through smoke plumes

Thousands of chemical compounds in wildfire smoke are interacting with each other and sunlight as the smoke travels. For people downwind, it can become more toxic over time.

Brett B. Palm, Postdoctoral Researcher in Atmospheric Chemistry, University of Washington • conversation
Dec. 17, 2020 ~8 min

Chuck Yeager was a Hollywood idea of a brave test pilot – today they must be skilled engineers too

Sound barrier-breaking fighter ace Chuck Yeager, who has died aged 97, epitomised a very different era of test pilots.

Guy Gratton, Visiting Senior Research Fellow, Brunel University London • conversation
Dec. 10, 2020 ~8 min

Flightless birds were more common before human-driven extinctions – new study

Evolution towards flightlessness has been much more common through history than scientists once thought.

Tim Blackburn, Professor of Invasion Biology , UCL • conversation
Dec. 2, 2020 ~6 min

How do geese know how to fly south for the winter?

Geese honk loudly and point their bills toward the sky when they're ready to start the migration. Here's how they know it's time, how they navigate and how they conserve energy on the grueling trip.

Tom Langen, Professor of Biology, Clarkson University • conversation
Nov. 16, 2020 ~8 min

Pterosaurs increased their flight efficiency over time – new evidence for long-term evolution

Fossils reveal that dinosaurs' flying cousins become twice as efficient at flying over 150 million years.

Michael J. Benton, Professor of Vertebrate Palaeontology, University of Bristol • conversation
Oct. 28, 2020 ~6 min

Little bat-winged dinos could glide, but not fly

Two small dinosaurs with bat-like wings, Yi and Ambopteryx, couldn't take the air as well as birds.

Shirley Cardenas-McGill • futurity
Oct. 22, 2020 ~6 min

‘Evolutionary tree’ clarifies shift from dinos to birds

A new evolutionary tree suggests powered flight may have evolved in feathered dinosaurs and early birds at least three different times.

Cynthia Lee-McGill • futurity
Aug. 11, 2020 ~4 min